Product Details

NN3944 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NN3944
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
NN38/530NTN - - 5 mm - - - - -
NNU3038NTN - - 38 mm - - - - -
4R4026NTN - - - - - - - -
4R3056NTN - - 80.169 mm - - - - -
4R2832NTN - - 92 mm - - - - -
NN3088NTN - - 60 mm - - - - -
NNU4996NTN42.862 mm - - - - - - -
NNU4976NTN - - 17 mm - - - - -
NNU4928NTN - - 45 mm - - - - -
NN3934NTN - - 68.3 mm - - - - -
NN3032KNTN59.531 mm - - - - - - -
NN494NTN - - 90 mm - - - - -
NN3964KNTN - - - - - - - -
NN3938NTN - - 9 mm - - - - -
NNU4944NTN - - 48 mm - - - - -
NNU48/600NTN46.831 mm - - - - - - -
NN3956NTN - - 120 mm - - - - -
NNU4926NTN - - 12 mm - - 10.2 mm - -
NNU313NTN - - 90 mm - - - - -
NNU4930KNTN235 mm - 49 mmM 56x4 - - - -
4R3443NTN - - 106 mm - - - - -
NNU49/75NTN - - 80 mm - - - - -
NN4060NTN - - 18 mm - - - - -

 

NNU3026 NTN Tapered Roller BearingDynamic Load Rating:6,400 N; d:50 mm; B:7 mm; Enclosure:Open; Configuration:Single Row; Bore Type:Cylindrical Bore; Da (max):63 mm; Radial Clearance:0.018 to 0.036 mm; Static Load Rating:5,800 N; Limiting Speed - Oil:12,000 rpm; D:65 mm; Factor fo:16.1; Fillet Radius/Chamfer:0.3 mm; Weight:0.052 kg; da (min):52 mm; Limiting Speed - Grease:10,000 rpm; ra (max):0.3 mm;
4R2035 NTN Cylindrical Roller BearingFatigue load limit Pu:50 kN; ra max.:5 mm; B:112 mm; da min.:1273 mm; Calculation factor Y2:0.76; Basic dynamic load rating C:1140 kN; r3,4 min.:3 mm; Calculation factor e:0.8; Da max.:1477 mm; Calculation factor A:113; Reference speed:280 r/min; d:1250 mm; Calculation factor kr:0.08; Db max.:1487 mm; D1 ≈:1421 mm; Calculation factor X:0.39; rb max.:2.5 mm; Limiting speed:300 r/min; Mass bearing:390 kg;
NN3934K NTN Cylindrical Roller BearingCap bolt, SAE grade:5; J1:69.85 mm; h:45.244 mm; J min.:320.675 mm; ba:50.006 mm; N1:22.225 mm; Bearing limiting speed:4000 r/min; J max.:368.3 mm; H2:50.8 mm; Cap bolt:2 x 3/4-10 UNC; RG:3/8 NPT; End plug (suffix Y):EPR 13; P150°:50.7 kN; H:239.316 mm; R1:67.866 mm; S:4.763 mm; Appropriate attachment bolt size G:0.75 in; R2:31.75 mm; Ca:62.789 mm; P120°:55.6 kN;
NN3126 NTN Tapered Roller BearingB1:87 mm; Basic dynamic load rating C:531 kN; Da max.:214 mm; Calculation factor e:0.22; b:8.3 mm; Ba min.:8 mm; Limiting speed:3200 r/min; Reference speed:2400 r/min; ra max.:2 mm; d2 ≈:169 mm; Calculation factor Y1:3; K:4.5 mm; B:56 mm; Mass bearing + sleeve:11 kg; Fatigue load limit Pu:73.5 kN; B4:26 mm; da max.:169 mm; Calculation factor Y2:4.6; Basic static load rating C0:750 kN; d3:180 mm;
4R4419 NTN Cylindrical Roller BearingWeight:0.023 kg; ra (max):0.3 mm; Static Load Rating:2,390 N; B:8 mm; da (min):14 mm; Radial Clearance:0.011 to 0.025 mm; Da (max):26 mm; d:12 mm; D:28 mm; Factor fo:13.2; Bore Type:Cylindrical Bore; Dynamic Load Rating:5,100 N; Configuration:Single Row; Limiting Speed - Grease:28,000 rpm; Enclosure:Double Seal;
4R3428 NTN Cylindrical Roller BearingMass adapter sleeve assembly:21 kg; Threads per inch:8; B:32.004 mm; B4:35.712 mm; Hydraulic nut:HMVC 44E; G:219.151 mm; Sleeve:S 144x7.15/16; d:220 mm; d1:201.613 mm; B1:184.836 mm; d3 max.:279.527 mm;
NNU4924KCalculation factor Y0:0.9; Fatigue load limit Pu:2.65 kN; Calculation factor Y:1.6; r3,4 min.:0.6 mm; Reference speed:13000 r/min; Basic dynamic load rating C:29.7 kN; T:15 mm; r1,2 min.:0.6 mm; C:12 mm; Limiting speed:16000 r/min; B:15 mm; ra max.:0.6 mm; da max.:25 mm; a:10.184 mm; Dimension series:3CC; db min.:25.5 mm; Cb min.:3 mm; Mass bearing:0.098 kg; Basic static load rating C0:27 kN; d:20 mm;
4R2906 NTN Cylindrical Roller Bearingdc (min):75 mm; Fillet Radius/Chamfer:1.5 mm; Dynamic Load Rating:97,500 N; r1:1.5 mm; Enclosure:Open; Limiting Speed - Grease:5,300 rpm; Da (max):101.5 mm; Limiting Speed - Oil:6,300 rpm; Inside Ring Outside Diameter:72 mm; Configuration:Single Row; db (min):68.5 mm; D:110 mm; ra (max):1.5 mm; Radial Clearance:0.060 to 0.090 mm; B:22 mm; Static Load Rating:107,000 N; d:60 mm; Bore Type:Cylindrical Bore;
NNU49/5 NTN Tapered Roller Bearingrb max.:3.3 mm; Basic dynamic load rating C:92.1 kN; a:15.592 mm; T:23.812 mm; r1,2 min.:3.5 mm; Calculation factor Y0:1.1; Da min.:64 mm; Basic static load rating C0:93 kN; D:76.2 mm; Db min.:69 mm; da max.:46 mm; Cb min.:4.5 mm; d:38.1 mm; Limiting speed:9000 r/min; Fatigue load limit Pu:10.4 kN; Da max.:65 mm; Dimension series:2700; C:19.05 mm; ra max.:3.5 mm; Calculation factor Y:2;
NNU4940K NTN Cylindrical Roller BearingN1:22.225 mm; Cap bolt, SAE grade:5; h:49.212 mm; Cap bolt:2 x 5/8-11 UNC; Taconite seal (db shaft position):TER 82; End plug (suffix Y):EPR 12; da:80 mm; Mass pillow block:15.4 kg; H:169.863 mm; H2:31.75 mm; Housing:SAF 216; J min.:244.475 mm; R2:21.431 mm; A2:208.756 mm; Appropriate attachment bolt size G:0.75 in; P90°:49.8 kN; RG:3/8 NPT; ba:30.163 mm; Max. speed for Taconite seal:850 r/min;
NNU4992K NTN Cylindrical Roller BearingSpecific dynamic load factor K:150 N/mm²; α:5 °; B:55 mm; Material constant KM:330; r1 min.:1 mm; C1 max.:48 mm; l3 min.:85 mm; w:90 mm; d4 ≈:105 mm; Basic dynamic load rating C:600 kN; l7 min.:90 mm; l4 max.:324 mm; d2 max.:182 mm; G:M 64x4; d:80 mm; Mass rod end:15 kg; h1:230 mm; l5 ≈:45 mm; dk:105 mm; Basic static load rating C0:655 kN;
4R2628 NTN Cylindrical Roller BearingAxial Load Factor Y2:2.57; ra (max):2.5 mm; B:118 mm; Limiting Speed - Grease:1,350 rpm; Retainer Material:Machined Brass; Center Guidance:Fixed Inner Ring Rib; Hole Diameter (do):10 mm; Configuration:Double Row; Axial Load Factor Y0:1.69; d:180 mm; Roller Profile:Symmetric; Limiting Speed - Oil:1,800 rpm; Enclosure:Open; Static Load Rating:2,040,000 N; Radial Clearance:0.120 to 0.180 mm; Weight:33.700 kg;
4R3036 NTN Cylindrical Roller BearingLimiting Speed - Grease:2,400 rpm; Da (max):216 mm; Radial Clearance:0.060 to 0.105 mm; Bore Type:Cylindrical Bore; db (max):151 mm; Limiting Speed - Oil:2,800 rpm; ra1 (max):2.5 mm; Enclosure:Open; B:40 mm; r1:3 mm; Dynamic Load Rating:365,000 N; ra (max):2.5 mm; Inside Ring Outside Diameter:153.5 mm; Static Load Rating:455,000 N; dc (min):158 mm; Fillet Radius/Chamfer:3 mm; dd (min):168 mm; db (min):144 mm;
NN3068K NTN Cylindrical Roller Bearingdd (min):365 mm; ra1 (max):4 mm; Enclosure:Open; ra (max):4 mm; Limiting Speed - Oil:1,400 rpm; db (min):302 mm; r1:5 mm; B:80 mm; Static Load Rating:1,680,000 N; dc (min):343 mm; Inside Ring Outside Diameter:340 mm; Bore Type:Cylindrical Bore; Fillet Radius/Chamfer:5 mm; db (max):336 mm; Da (max):478 mm; Configuration:Single Row; Radial Clearance:0.125 to 0.195 mm; D:500 mm; Dynamic Load Rating:1,140,000 N;

 

 

NN3944 NTN Tapered Roller Bearing Video

 

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